Raymond Byun
- Hospital affiliations
- 1
- Industry payments
- $146
- State licenses
- 2
- Year NPI issued
- 2005
- Practice address
- 10535 Hospital Way, Mather, CA 95655
- Practice phone
- Call (800) 382-8387
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Raymond Byun's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Raymond Byun is an infectious disease specialist in Mather, California
Raymond Byun practices at Sacramento VA Medical Center in Mather, California, part of Veterans Health Administration.
Raymond Byun's NPI, 1578545950, was assigned on November 18, 2005. Raymond Byun graduated from Wayne State University School Of Medicine in 1998. Raymond Byun holds California license A75882.
- NPI
- 1578545950NPI Registry (opens in a new tab)
- NPI enumeration date
- November 18, 2005
- NPI status
- Active
- Practice phone
- (800) 382-8387
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Raymond Byun practices at Sacramento VA Medical Center in Mather, California
Raymond Byun's primary practice is Sacramento VA Medical Center, at 10535 Hospital Way, Mather, CA 95655 in Sacramento County. The practice phone is (800) 382-8387.
- Sacramento VA Medical Center10535 Hospital Way, Mather, CA 95655 · Sacramento CountyPhone(800) 382-8387
Source: Dmand AI Affiliation Data
Raymond Byun is affiliated with 1 site of care
Raymond Byun's primary practice is Sacramento VA Medical Center in Mather, California, part of Veterans Health Administration. Raymond Byun's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Raymond Byun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Raymond Byun practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sacramento VA Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Veterans Health Administration and 6.2K+ hospitals, with verified contacts in the same login.
Raymond Byun is one of 1,054 infectious disease specialists in California
Infectious disease is Raymond Byun's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Raymond Byun is board certified in infectious disease by the American Board of Internal Medicine. Dmand AI has Raymond Byun's licenses on file in 2 states: California and Michigan.
Specialties and state licenses
- Infectious disease, CaliforniaPrimary
- Michigan license
Infectious disease specialists near Raymond Byun
Counts of infectious disease specialists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Raymond Byun's patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Raymond Byun's median patient age at 73, with 15% women.
Raymond Byun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women15%
- Men85%
Source: Dmand AI Patient Panel Data
Raymond Byun received $146 in industry payments from 2017 to 2018
CMS Open Payments shows 19 general payments to Raymond Byun from 1 drug or device company from 2017 to 2018. Food and beverage make up the largest share, 96% of the total. Gilead Sciences, Inc. paid the most, $146.
General payments to Raymond Byun by program year, 2017 to 2018
General payments to Raymond Byun by kind, 2017 to 2018
- Food and beverage$14096%
- Education$64%
Companies that paid Raymond Byun the most, 2017 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Raymond Byun graduated from Wayne State University School Of Medicine
Raymond Byun graduated from Wayne State University School Of Medicine in 1998.
- Medical school
- Board certified in infectious disease
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Sources for Raymond Byun's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Raymond Byun
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Raymond Byun's NPI number?
Raymond Byun's NPI number is 1578545950. It was assigned on November 18, 2005, and it is active in the NPI Registry.
What does Raymond Byun specialize in?
Raymond Byun is an infectious disease specialist in Mather, California. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Raymond Byun practice?
Raymond Byun practices at 10535 Hospital Way, Mather, CA 95655. Raymond Byun's primary practice is Sacramento VA Medical Center in Mather, California, part of Veterans Health Administration.
What is Raymond Byun's office phone number?
The practice phone on file for Raymond Byun is (800) 382-8387.
What is Raymond Byun's medical license number?
Raymond Byun holds California license A75882, one of the licenses on file in 2 states.
Which states has Raymond Byun been licensed in?
Dmand AI has state licenses on file for Raymond Byun in California (2001 to 2027) and Michigan (1998 to 2001).
Which hospitals is Raymond Byun affiliated with?
Raymond Byun practices at Sacramento VA Medical Center in Mather, California.
Is Raymond Byun board certified?
Yes. Raymond Byun is board certified in infectious disease by the American Board of Internal Medicine.
Where did Raymond Byun go to medical school?
Raymond Byun graduated from Wayne State University School Of Medicine in 1998.
Has Raymond Byun received payments from drug or device companies?
CMS Open Payments shows $146 in general payments to Raymond Byun from 1 company from 2017 to 2018. The largest total came from Gilead Sciences, Inc.
How long has Raymond Byun been practicing?
Raymond Byun graduated from medical school in 1998, 28 years ago.
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